Finding the Fourth Proportional to 982,799.19, 1,474,206.99 and 272,882.58
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Solution
The fourth proportional to 982,799.19, 1,474,206.99 and 272,882.58 is: 409,326.15
Step by Step Solution
- Step 1: Write the proportion equation
982,799.19 : 1,474,206.99 = 272,882.58 : x - Step 2: Convert to fraction form
982,799.19/1,474,206.99 = 272,882.58/x - Step 3: Cross multiply
982,799.19x = 1,474,206.99 × 272,882.58 - Step 4: Simplify right side
982,799.19x = 402,285,406,885.23 - Step 5: Solve for x
x = 402,285,406,885.23/982,799.19 - Step 6: Final answer
x = 409,326.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.